2567days after the SBS Developing Talent Project (SBS Young jae yook sung project), Kwon Jo finally debuted as 2AM with his members: Seul-ong Lim, Jin-woon Jung, Chang-min Lee. Especially, Kwon Jo was voted as the best talented artist from the SBS Developing Talent Project, and he finally debuted eight years of practice.

The group name 2AM was provided from a producer Jinyoung Park; The time 2:00 am could take care of one’s awaked hours and the feelings of the day and make one thinks back. Also a producer Park wanted them to spread their full of emotions through their music.